pirkko@pirkko-P4GE-FSC ~ $ sudo grub-install /dev/sda1/usr/sbin/grub-setup: warn: Attempting to install GRUB to a partitionless disk or to a partition. This is a BAD idea../usr/sbin/grub-setup: error: embedding is not possible, but this is required for cross-disk install.pirkko@pirkko-P4GE-FSC ~ $